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| org.apache.stratum.ojb.OJBComponent |
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| 1 | package org.apache.stratum.ojb; |
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| 2 | ||
| 3 | /* |
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| 4 | * Copyright 2001-2005 The Apache Software Foundation or its licensors, |
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| 5 | * as applicable. |
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| 6 | * |
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| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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| 8 | * you may not use this file except in compliance with the License. |
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| 9 | * You may obtain a copy of the License at |
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| 10 | * |
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| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 12 | * |
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| 13 | * Unless required by applicable law or agreed to in writing, software |
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| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 16 | * See the License for the specific language governing permissions and |
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| 17 | * limitations under the License. |
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| 18 | */ |
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| 19 | ||
| 20 | import ojb.broker.PersistenceBroker; |
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| 21 | import ojb.broker.PersistenceBrokerFactory; |
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| 22 | ||
| 23 | import org.apache.commons.configuration.Configuration; |
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| 24 | import org.apache.commons.lang.exception.NestableException; |
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| 25 | import org.apache.stratum.lifecycle.Configurable; |
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| 26 | import org.apache.stratum.lifecycle.Initializable; |
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| 27 | ||
| 28 | /** |
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| 29 | * This class is the Object Bridege component that |
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| 30 | * |
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| 31 | * @author <a href="mailto:john@zenplex.com">John Thorhauer</a> |
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| 32 | * @version $Id: OJBComponent.java 264191 2005-08-29 18:07:52Z henning $ |
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| 33 | */ |
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| 34 | 0 | public class OJBComponent |
| 35 | implements Configurable, Initializable |
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| 36 | { |
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| 37 | /** TODO: DOCUMENT ME! */ |
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| 38 | 0 | private PersistenceBroker pBroker = null; |
| 39 | ||
| 40 | /** The location of the OJB properties file */ |
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| 41 | private String propLocation; |
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| 42 | ||
| 43 | /** The location of the OJB repository file */ |
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| 44 | 0 | private String repositoryLocation; |
| 45 | ||
| 46 | /** |
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| 47 | * Configure the Broker |
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| 48 | * |
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| 49 | * @param configuration TODO: DOCUMENT ME! |
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| 50 | * |
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| 51 | * @throws NestableException TODO: DOCUMENT ME! |
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| 52 | */ |
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| 53 | public void configure(Configuration configuration) |
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| 54 | throws NestableException |
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| 55 | { |
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| 56 | 0 | propLocation = configuration.getString("ojb.properties.location"); |
| 57 | 0 | repositoryLocation = configuration.getString("ojb.repository.location"); |
| 58 | 0 | } |
| 59 | ||
| 60 | /** |
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| 61 | * Initialize the OJB Broker |
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| 62 | * |
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| 63 | * @throws Exception TODO: DOCUMENT ME! |
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| 64 | */ |
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| 65 | public void initialize() |
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| 66 | throws Exception |
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| 67 | { |
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| 68 | 0 | if (propLocation == null) |
| 69 | { |
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| 70 | 0 | throw new Exception("The property ojb.properties.location was not" + " found in the properties file"); |
| 71 | } |
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| 72 | ||
| 73 | 0 | if (repositoryLocation == null) |
| 74 | { |
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| 75 | 0 | throw new Exception("The property ojb.repository.location was not" + " found in the properties file"); |
| 76 | } |
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| 77 | ||
| 78 | 0 | System.setProperty("OJB.properties", propLocation); |
| 79 | 0 | pBroker = PersistenceBrokerFactory.createPersistenceBroker(repositoryLocation); |
| 80 | 0 | } |
| 81 | ||
| 82 | /** |
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| 83 | * Retrieves the initialized persistence broker |
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| 84 | * |
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| 85 | * @return the initialized Persistence Broker |
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| 86 | */ |
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| 87 | public PersistenceBroker getPersistenceBroker() |
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| 88 | { |
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| 89 | 0 | return pBroker; |
| 90 | } |
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| 91 | } |
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